/**@file
   Physical address accessing class header.
   
   @par license 
   Copyright 2012 Lu, Ken. All rights reserved.

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
 
   @author: Lu, Ken (bluewish.ken.lu@gmail.com)
**/

#ifndef _SYSPY_SYSTEM_MM_H_
#define _SYSPY_SYSTEM_MM_H_

#include <syspy/types.h>

namespace ken {

class u_MmIO
{
public:
    u_MmIO();
    ~u_MmIO();

    void read(un_t base, u32_t &length, u8_t* out);
    void write(un_t base, u32_t length, u8_t* in);
    void scan(un_t base, u32_t length, u8_t* inbuf, u32_t inbuflen, un_t &first);

private:
    class Impl;
    Impl  *pImpl_;

    DISALLOW_COPY_AND_ASSIGN(u_MmIO);
}; // class

} // namespace

#endif // _SYSPY_SYSTEM_MM_H_